12022221022222 has 16 divisors (see below), whose sum is σ = 18615187228032. Its totient is φ = 5817161432160.

The previous prime is 12022221022199. The next prime is 12022221022223. The reversal of 12022221022222 is 22222012222021.

It is a junction number, because it is equal to n+sod(n) for n = 12022221022193 and 12022221022202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12022221022223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8951008 + ... + 10206124.

It is an arithmetic number, because the mean of its divisors is an integer number (1163449201752).

Almost surely, 2^{12022221022222} is an apocalyptic number.

12022221022222 is a deficient number, since it is larger than the sum of its proper divisors (6592966205810).

12022221022222 is a wasteful number, since it uses less digits than its factorization.

12022221022222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1409643.

The product of its (nonzero) digits is 1024, while the sum is 22.

Adding to 12022221022222 its reverse (22222012222021), we get a palindrome (34244233244243).

The spelling of 12022221022222 in words is "twelve trillion, twenty-two billion, two hundred twenty-one million, twenty-two thousand, two hundred twenty-two".